construction.cis-deduction
Construction Industry Scheme deduction (0, 20 or 30%) on the labour part of a subcontractor payment.
cisDeduction in TypeScriptTagged tax
13 capabilities
dates.uk-tax-year
The UK personal tax year containing a date: 6 April to 5 April, with HMRC's label.
ukTaxYear in TypeScript
finance.invoice.calculate
Calculate a complete invoice: line nets, VAT per line, totals and a VAT summary grouped by rate.
calculateInvoice in TypeScript
finance.tax.add-vat Unreviewed
Add VAT to a net amount using the rate in force on the date of supply.
addVat in TypeScript
finance.tax.remove-vat Unreviewed
Extract the VAT already included in a gross amount, using the rate in force on the date of supply.
removeVat in TypeScript
finance.tax.vat-flat-rate Unreviewed
UK VAT Flat Rate Scheme: VAT due on gross turnover at the sector's dated rate, limited cost rate and first-year 1% off.
flatRateVat in TypeScript
finance.tax.vat-rate Unreviewed
Look up the VAT rate in force for a jurisdiction, category and date.
vatRate in TypeScript
finance.tax.vat-return Unreviewed
UK nine-box VAT return totals for a period from categorised sales and purchases (VAT Notice 700/12).
vatReturn in TypeScript
insurance.ipt Unreviewed
UK Insurance Premium Tax at the standard or higher rate in force on a date, added to or taken out of a premium.
insurancePremiumTax in TypeScript
invest.capital-gains-tax Unreviewed
UK Capital Gains Tax for an individual's tax year: losses, annual exempt amount, and the rates by asset and date.
capitalGainsTax in TypeScript
money.apply-rate
Apply a rate expressed in basis points to a monetary amount, with an explicit rounding mode.
applyRate in TypeScript
retail.sales-tax-us Unreviewed
US sales tax on a sale: the state's base rate from dated data plus a local rate the caller supplies.
salesTaxUs in TypeScript
validation.uk-vat-number
Check a UK VAT registration number against HMRC's mod-97 checksum, including the post-2010 9755 variant.
isUkVatNumber in TypeScript